Avoid a $75,000+ loss from a missed deadline

Wisconsin Lien Deadlines for Material Suppliers

Wisconsin requires a "Notice of Unpaid Lien" to be provided to the owner before filing a lien if you don't have a direct contract.

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Wisconsin is High Risk for Suppliers

Wisconsin is High Risk for Suppliers Wisconsin has strict deadlines. Always calculate your specific deadline based on your last furnishing date.

Deadline Type	Timing	Details
Lien Filing Deadline	6 months from last furnishing	Must be filed with the county recorder/clerk.
Enforcement Deadline	2 years from filing	Lawsuit to foreclose on the lien must be filed by this date.
Missing the 2-year enforcement deadline	Filing a lien is not enough; you must enforce it (file a lawsuit) before the enforcement period expires.

Written Notice of Claim within 60 days after first furnishing Required to preserve your right to file a lien later.

6 months from last furnishing Must be filed with the county recorder/clerk.

2 years from filing Lawsuit to foreclose on the lien must be filed by this date.

Many suppliers fail to send the required preliminary notice early in the project, invalidating their future lien rights.

Waiting too long to file. The deadline is strict and often does not extend for weekends or holidays.

Filing a lien is not enough; you must enforce it (file a lawsuit) before the enforcement period expires.

Calculate your Wisconsin lien deadline in seconds